Patent holdings for IPC class H01B 1/00

Total number of patents in this class: 1502

10-year publication summary

113
120
86
99
66
46
54
53
29
17
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Sekisui Chemical Co., Ltd.
3386
97
Dowa Electronics Materials Co., Ltd.
633
66
Hitachi Chemical Company, Ltd.
2352
40
Dexerials Corporation
1965
38
FUJIFILM Corporation
29350
27
Daicel Corporation
2338
25
Samsung Electronics Co., Ltd.
145864
23
Murata Manufacturing Co., Ltd.
24503
22
Mitsui Mining & Smelting Co., Ltd.
1481
22
Tanaka Kikinzoku Kogyo K.K.
584
22
Sumitomo Metal Mining Co., Ltd.
1779
20
LG Chem, Ltd.
17620
19
Merck Patent GmbH
5830
18
Namics Corporation
441
18
Tatsuta Electric Wire & Cable Co., Ltd.
406
16
Showa Denko K.K.
2244
14
e Ink Corporation
1506
14
Sumitomo Chemical Company, Limited
9047
13
Resonac Corporation
2790
12
Mitsubishi Materials Corporation
2442
11
Other owners 965